从上海进口的原木数量,连年来有增无减。1983年又比前一年增加1/3以上,已居进口各类植物产品之首。经抽样检查,发现蛀干害虫的船次,一般在60％左右,其中,带虫根率超过20％,有虫原木每根带虫百头以上的船次为数不少。但由于检获的害虫都非检疫对象,而未作专门的杀虫处理,这是进口原木上存在的一个急待解决的问题。通过一些调查,笔者以为采用水运、水贮,既能大量消灭进口原木所携带的非检疫性害虫, The number of logs imported from Shanghai has been increasing in recent years. In 1983, more than one third more than in the previous year. It has been the first to import all kinds of plant products. After sampling, it was found that the number of beetle infestation was about 60%, of which, the rate of infestation was more than 20%. However, since all the seized pests are not quarantine objects and have not been treated specifically for pest control, this is an urgent issue that exists on imported logs. Through some investigations, I believe that the use of water transport, water storage, both to eliminate a large number of imported logs carried by non-quarantine pests,